VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Tuesday, December 30, 2025
Stock Comparison
Pfizer Inc. vs Teradyne, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Pfizer Inc.
PFE · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Teradyne, Inc.
TER · Nasdaq Stock Market
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Teradyne, Inc.'s moat claims, evidence, and risks.
View TER analysisComparison highlights
- Moat score gap: Teradyne, Inc. leads (79 / 100 vs 58 / 100 for Pfizer Inc.).
- Segment focus: Pfizer Inc. has 5 segments (47.4% in Primary Care); Teradyne, Inc. has 3 segments (77.9% in Semiconductor Test).
- Primary market structure: Oligopoly vs Duopoly. Pricing power: Moderate vs Moderate.
- Moat breadth: Pfizer Inc. has 8 moat types across 3 domains; Teradyne, Inc. has 6 across 3.
Primary market context
Pfizer Inc.
Primary Care
Branded primary care medicines and vaccines (incl. cardiovascular, migraine, pneumococcal/RSV/COVID-19)
Global
Healthcare providers, payers/PBMs, pharmacies/wholesalers, and government procurement
Innovator biopharma (R&D + manufacturing + commercialization)
47.4%
Teradyne, Inc.
Semiconductor Test
Semiconductor automated test equipment (ATE) and system-level test (SLT)
Global
IDMs, foundries, fabless, OSATs
Capital equipment supplier
77.9%
Side-by-side metrics
Moat coverage
Shared moat types
Pfizer Inc. strengths
Teradyne, Inc. strengths
Segment mix
Pfizer Inc. segments
Full profile >Primary Care
Oligopoly
Specialty Care
Oligopoly
Oncology
Competitive
Pfizer CentreOne
Competitive
Pfizer Ignite
Competitive
Teradyne, Inc. segments
Full profile >Semiconductor Test
Duopoly
Product Test
Competitive
Robotics
Competitive
Want the full wide moat stocks list?
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View the moat stocks listCuration & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.